Finding the Fourth Proportional to 90,339,413.86, 135,432,945.15 and 39,182,904.82

Step by Step Solution

1. Step 1: Write the proportion equation
   90,339,413.86 : 135,432,945.15 = 39,182,904.82 : x
2. Step 2: Convert to fraction form
   90,339,413.86/135,432,945.15 = 39,182,904.82/x
3. Step 3: Cross multiply
   90,339,413.86x = 135,432,945.15 × 39,182,904.82
4. Step 4: Simplify right side
   90,339,413.86x = 5,306,656,199,304,731
5. Step 5: Solve for x
   x = 5,306,656,199,304,731/90,339,413.86
6. Step 6: Final answer
   x = 58,741,317.58