Finding the Fourth Proportional to 429,030.20, 592,061.88 and 238,043.84

Step by Step Solution

1. Step 1: Write the proportion equation
   429,030.20 : 592,061.88 = 238,043.84 : x
2. Step 2: Convert to fraction form
   429,030.20/592,061.88 = 238,043.84/x
3. Step 3: Cross multiply
   429,030.20x = 592,061.88 × 238,043.84
4. Step 4: Simplify right side
   429,030.20x = 140,936,683,432.82
5. Step 5: Solve for x
   x = 140,936,683,432.82/429,030.20
6. Step 6: Final answer
   x = 328,500.61