Finding the Fourth Proportional to 352,948.59, 529,488.50 and 116,300.61

Step by Step Solution

1. Step 1: Write the proportion equation
   352,948.59 : 529,488.50 = 116,300.61 : x
2. Step 2: Convert to fraction form
   352,948.59/529,488.50 = 116,300.61/x
3. Step 3: Cross multiply
   352,948.59x = 529,488.50 × 116,300.61
4. Step 4: Simplify right side
   352,948.59x = 61,579,834,956.48
5. Step 5: Solve for x
   x = 61,579,834,956.48/352,948.59
6. Step 6: Final answer
   x = 174,472.53