Finding the Fourth Proportional to 12,897,585.69, 19,358,499.39 and 6,753,976.86

Step by Step Solution

1. Step 1: Write the proportion equation
   12,897,585.69 : 19,358,499.39 = 6,753,976.86 : x
2. Step 2: Convert to fraction form
   12,897,585.69/19,358,499.39 = 6,753,976.86/x
3. Step 3: Cross multiply
   12,897,585.69x = 19,358,499.39 × 6,753,976.86
4. Step 4: Simplify right side
   12,897,585.69x = 130,746,856,924,384.12
5. Step 5: Solve for x
   x = 130,746,856,924,384.12/12,897,585.69
6. Step 6: Final answer
   x = 10,137,312.52