Finding the Fourth Proportional to 9,404,155.46, 12,931,714.27 and 8,161,608.60

Step by Step Solution

1. Step 1: Write the proportion equation
   9,404,155.46 : 12,931,714.27 = 8,161,608.60 : x
2. Step 2: Convert to fraction form
   9,404,155.46/12,931,714.27 = 8,161,608.60/x
3. Step 3: Cross multiply
   9,404,155.46x = 12,931,714.27 × 8,161,608.60
4. Step 4: Simplify right side
   9,404,155.46x = 105,543,590,398,774.72
5. Step 5: Solve for x
   x = 105,543,590,398,774.72/9,404,155.46
6. Step 6: Final answer
   x = 11,223,080.14