Finding the Fourth Proportional to 342,231.84, 513,308.52 and 89,536.71

Step by Step Solution

1. Step 1: Write the proportion equation
   342,231.84 : 513,308.52 = 89,536.71 : x
2. Step 2: Convert to fraction form
   342,231.84/513,308.52 = 89,536.71/x
3. Step 3: Cross multiply
   342,231.84x = 513,308.52 × 89,536.71
4. Step 4: Simplify right side
   342,231.84x = 45,959,956,095.77
5. Step 5: Solve for x
   x = 45,959,956,095.77/342,231.84
6. Step 6: Final answer
   x = 134,294.80