Finding the Fourth Proportional to 68,778,654.26, 94,875,127.89 and 42,979,752.50

Step by Step Solution

1. Step 1: Write the proportion equation
   68,778,654.26 : 94,875,127.89 = 42,979,752.50 : x
2. Step 2: Convert to fraction form
   68,778,654.26/94,875,127.89 = 42,979,752.50/x
3. Step 3: Cross multiply
   68,778,654.26x = 94,875,127.89 × 42,979,752.50
4. Step 4: Simplify right side
   68,778,654.26x = 4,077,709,515,118,047.50
5. Step 5: Solve for x
   x = 4,077,709,515,118,047.50/68,778,654.26
6. Step 6: Final answer
   x = 59,287,428.04