Finding the Fourth Proportional to 9,813,200.10, 14,691,806.55 and 8,693,456.10

Step by Step Solution

1. Step 1: Write the proportion equation
   9,813,200.10 : 14,691,806.55 = 8,693,456.10 : x
2. Step 2: Convert to fraction form
   9,813,200.10/14,691,806.55 = 8,693,456.10/x
3. Step 3: Cross multiply
   9,813,200.10x = 14,691,806.55 × 8,693,456.10
4. Step 4: Simplify right side
   9,813,200.10x = 127,722,575,272,117.45
5. Step 5: Solve for x
   x = 127,722,575,272,117.45/9,813,200.10
6. Step 6: Final answer
   x = 13,015,384.78