Finding the Fourth Proportional to 12,828,103.04, 17,696,070.57 and 7,931,759.96

Step by Step Solution

1. Step 1: Write the proportion equation
   12,828,103.04 : 17,696,070.57 = 7,931,759.96 : x
2. Step 2: Convert to fraction form
   12,828,103.04/17,696,070.57 = 7,931,759.96/x
3. Step 3: Cross multiply
   12,828,103.04x = 17,696,070.57 × 7,931,759.96
4. Step 4: Simplify right side
   12,828,103.04x = 140,360,983,996,460.38
5. Step 5: Solve for x
   x = 140,360,983,996,460.38/12,828,103.04
6. Step 6: Final answer
   x = 10,941,678.87