Finding the Fourth Proportional to 77,647,886,152.72, 107,153,035,208 and 43,354,120,949.40

Step by Step Solution

1. Step 1: Write the proportion equation
   77,647,886,152.72 : 107,153,035,208 = 43,354,120,949.40 : x
2. Step 2: Convert to fraction form
   77,647,886,152.72/107,153,035,208 = 43,354,120,949.40/x
3. Step 3: Cross multiply
   77,647,886,152.72x = 107,153,035,208 × 43,354,120,949.40
4. Step 4: Simplify right side
   77,647,886,152.72x = 4,645,525,648,502,948,888,576
5. Step 5: Solve for x
   x = 4,645,525,648,502,948,888,576/77,647,886,152.72
6. Step 6: Final answer
   x = 59,828,101,944.28