Finding the Fourth Proportional to 9,517,340.32, 14,276,019.60 and 7,830,898.72

Step by Step Solution

1. Step 1: Write the proportion equation
   9,517,340.32 : 14,276,019.60 = 7,830,898.72 : x
2. Step 2: Convert to fraction form
   9,517,340.32/14,276,019.60 = 7,830,898.72/x
3. Step 3: Cross multiply
   9,517,340.32x = 14,276,019.60 × 7,830,898.72
4. Step 4: Simplify right side
   9,517,340.32x = 111,794,063,612,334.91
5. Step 5: Solve for x
   x = 111,794,063,612,334.91/9,517,340.32
6. Step 6: Final answer
   x = 11,746,355.58