Finding the Fourth Proportional to 9,236,681.28, 12,746,588.13 and 5,162,300.28

Step by Step Solution

1. Step 1: Write the proportion equation
   9,236,681.28 : 12,746,588.13 = 5,162,300.28 : x
2. Step 2: Convert to fraction form
   9,236,681.28/12,746,588.13 = 5,162,300.28/x
3. Step 3: Cross multiply
   9,236,681.28x = 12,746,588.13 × 5,162,300.28
4. Step 4: Simplify right side
   9,236,681.28x = 65,801,715,472,543.69
5. Step 5: Solve for x
   x = 65,801,715,472,543.69/9,236,681.28
6. Step 6: Final answer
   x = 7,123,956.48