Finding the Fourth Proportional to 10,528,061.30, 15,796,239.15 and 4,137,226.10

Step by Step Solution

1. Step 1: Write the proportion equation
   10,528,061.30 : 15,796,239.15 = 4,137,226.10 : x
2. Step 2: Convert to fraction form
   10,528,061.30/15,796,239.15 = 4,137,226.10/x
3. Step 3: Cross multiply
   10,528,061.30x = 15,796,239.15 × 4,137,226.10
4. Step 4: Simplify right side
   10,528,061.30x = 65,352,612,893,221.82
5. Step 5: Solve for x
   x = 65,352,612,893,221.82/10,528,061.30
6. Step 6: Final answer
   x = 6,207,468.88