Finding the Fourth Proportional to 100,969,413.34, 139,337,784.46 and 54,559,665.76

Step by Step Solution

1. Step 1: Write the proportion equation
   100,969,413.34 : 139,337,784.46 = 54,559,665.76 : x
2. Step 2: Convert to fraction form
   100,969,413.34/139,337,784.46 = 54,559,665.76/x
3. Step 3: Cross multiply
   100,969,413.34x = 139,337,784.46 × 54,559,665.76
4. Step 4: Simplify right side
   100,969,413.34x = 7,602,222,947,876,522
5. Step 5: Solve for x
   x = 7,602,222,947,876,522/100,969,413.34
6. Step 6: Final answer
   x = 75,292,335.53