Finding the Fourth Proportional to 359,665,744.10, 539,713,846.71 and 155,193,819.35

Step by Step Solution

1. Step 1: Write the proportion equation
   359,665,744.10 : 539,713,846.71 = 155,193,819.35 : x
2. Step 2: Convert to fraction form
   359,665,744.10/539,713,846.71 = 155,193,819.35/x
3. Step 3: Cross multiply
   359,665,744.10x = 539,713,846.71 × 155,193,819.35
4. Step 4: Simplify right side
   359,665,744.10x = 83,760,253,224,306,768
5. Step 5: Solve for x
   x = 83,760,253,224,306,768/359,665,744.10
6. Step 6: Final answer
   x = 232,883,599.84