Finding the Fourth Proportional to 12,658,096.16, 17,468,256.18 and 6,856,877.72

Step by Step Solution

1. Step 1: Write the proportion equation
   12,658,096.16 : 17,468,256.18 = 6,856,877.72 : x
2. Step 2: Convert to fraction form
   12,658,096.16/17,468,256.18 = 6,856,877.72/x
3. Step 3: Cross multiply
   12,658,096.16x = 17,468,256.18 × 6,856,877.72
4. Step 4: Simplify right side
   12,658,096.16x = 119,777,696,607,894.30
5. Step 5: Solve for x
   x = 119,777,696,607,894.30/12,658,096.16
6. Step 6: Final answer
   x = 9,462,536.47