Finding the Fourth Proportional to 31,061,070.24, 42,851,651.04 and 20,612,014.08

Step by Step Solution

1. Step 1: Write the proportion equation
   31,061,070.24 : 42,851,651.04 = 20,612,014.08 : x
2. Step 2: Convert to fraction form
   31,061,070.24/42,851,651.04 = 20,612,014.08/x
3. Step 3: Cross multiply
   31,061,070.24x = 42,851,651.04 × 20,612,014.08
4. Step 4: Simplify right side
   31,061,070.24x = 883,258,834,587,726.50
5. Step 5: Solve for x
   x = 883,258,834,587,726.50/31,061,070.24
6. Step 6: Final answer
   x = 28,436,200.93