Finding the Fourth Proportional to 286,411.52, 429,499.02 and 124,315.94

Step by Step Solution

1. Step 1: Write the proportion equation
   286,411.52 : 429,499.02 = 124,315.94 : x
2. Step 2: Convert to fraction form
   286,411.52/429,499.02 = 124,315.94/x
3. Step 3: Cross multiply
   286,411.52x = 429,499.02 × 124,315.94
4. Step 4: Simplify right side
   286,411.52x = 53,393,574,400.38
5. Step 5: Solve for x
   x = 53,393,574,400.38/286,411.52
6. Step 6: Final answer
   x = 186,422.58