Finding the Fourth Proportional to 307,516.32, 461,446.72 and 130,156.09

Step by Step Solution

1. Step 1: Write the proportion equation
   307,516.32 : 461,446.72 = 130,156.09 : x
2. Step 2: Convert to fraction form
   307,516.32/461,446.72 = 130,156.09/x
3. Step 3: Cross multiply
   307,516.32x = 461,446.72 × 130,156.09
4. Step 4: Simplify right side
   307,516.32x = 60,060,099,339.52
5. Step 5: Solve for x
   x = 60,060,099,339.52/307,516.32
6. Step 6: Final answer
   x = 195,307.03