Finding the Fourth Proportional to 9,030,032.68, 12,457,897.98 and 5,160,478

Step by Step Solution

1. Step 1: Write the proportion equation
   9,030,032.68 : 12,457,897.98 = 5,160,478 : x
2. Step 2: Convert to fraction form
   9,030,032.68/12,457,897.98 = 5,160,478/x
3. Step 3: Cross multiply
   9,030,032.68x = 12,457,897.98 × 5,160,478
4. Step 4: Simplify right side
   9,030,032.68x = 64,288,708,452,034.45
5. Step 5: Solve for x
   x = 64,288,708,452,034.45/9,030,032.68
6. Step 6: Final answer
   x = 7,119,432.53