Finding the Fourth Proportional to 105,074,780.63, 157,475,459.78 and 42,753,466.16

Step by Step Solution

1. Step 1: Write the proportion equation
   105,074,780.63 : 157,475,459.78 = 42,753,466.16 : x
2. Step 2: Convert to fraction form
   105,074,780.63/157,475,459.78 = 42,753,466.16/x
3. Step 3: Cross multiply
   105,074,780.63x = 157,475,459.78 × 42,753,466.16
4. Step 4: Simplify right side
   105,074,780.63x = 6,732,621,740,927,364
5. Step 5: Solve for x
   x = 6,732,621,740,927,364/105,074,780.63
6. Step 6: Final answer
   x = 64,074,573.37