Finding the Fourth Proportional to 9,087,355.64, 12,538,314.06 and 5,554,258.04

Step by Step Solution

1. Step 1: Write the proportion equation
   9,087,355.64 : 12,538,314.06 = 5,554,258.04 : x
2. Step 2: Convert to fraction form
   9,087,355.64/12,538,314.06 = 5,554,258.04/x
3. Step 3: Cross multiply
   9,087,355.64x = 12,538,314.06 × 5,554,258.04
4. Step 4: Simplify right side
   9,087,355.64x = 69,641,031,675,800.05
5. Step 5: Solve for x
   x = 69,641,031,675,800.05/9,087,355.64
6. Step 6: Final answer
   x = 7,663,508.99