Finding the Fourth Proportional to 69,585,158.54, 104,377,073.60 and 42,298,986.62

Step by Step Solution

1. Step 1: Write the proportion equation
   69,585,158.54 : 104,377,073.60 = 42,298,986.62 : x
2. Step 2: Convert to fraction form
   69,585,158.54/104,377,073.60 = 42,298,986.62/x
3. Step 3: Cross multiply
   69,585,158.54x = 104,377,073.60 × 42,298,986.62
4. Step 4: Simplify right side
   69,585,158.54x = 4,415,044,439,641,154.50
5. Step 5: Solve for x
   x = 4,415,044,439,641,154.50/69,585,158.54
6. Step 6: Final answer
   x = 63,448,076.17