Finding the Fourth Proportional to 10,011,513.68, 13,815,805.56 and 5,661,454.16

Step by Step Solution

1. Step 1: Write the proportion equation
   10,011,513.68 : 13,815,805.56 = 5,661,454.16 : x
2. Step 2: Convert to fraction form
   10,011,513.68/13,815,805.56 = 5,661,454.16/x
3. Step 3: Cross multiply
   10,011,513.68x = 13,815,805.56 × 5,661,454.16
4. Step 4: Simplify right side
   10,011,513.68x = 78,217,549,861,413.14
5. Step 5: Solve for x
   x = 78,217,549,861,413.14/10,011,513.68
6. Step 6: Final answer
   x = 7,812,759.62