Finding the Fourth Proportional to 10,921,870.10, 16,361,915.55 and 5,871,502.10

Step by Step Solution

1. Step 1: Write the proportion equation
   10,921,870.10 : 16,361,915.55 = 5,871,502.10 : x
2. Step 2: Convert to fraction form
   10,921,870.10/16,361,915.55 = 5,871,502.10/x
3. Step 3: Cross multiply
   10,921,870.10x = 16,361,915.55 × 5,871,502.10
4. Step 4: Simplify right side
   10,921,870.10x = 96,069,021,511,847.66
5. Step 5: Solve for x
   x = 96,069,021,511,847.66/10,921,870.10
6. Step 6: Final answer
   x = 8,796,023.08