Finding the Fourth Proportional to 116,516,890.32, 174,798,359.42 and 42,741,355.28

Step by Step Solution

1. Step 1: Write the proportion equation
   116,516,890.32 : 174,798,359.42 = 42,741,355.28 : x
2. Step 2: Convert to fraction form
   116,516,890.32/174,798,359.42 = 42,741,355.28/x
3. Step 3: Cross multiply
   116,516,890.32x = 174,798,359.42 × 42,741,355.28
4. Step 4: Simplify right side
   116,516,890.32x = 7,471,118,782,331,354
5. Step 5: Solve for x
   x = 7,471,118,782,331,354/116,516,890.32
6. Step 6: Final answer
   x = 64,120,478.69