Finding the Fourth Proportional to 109,780.62, 151,498.90 and 59,479.62

Step by Step Solution

1. Step 1: Write the proportion equation
   109,780.62 : 151,498.90 = 59,479.62 : x
2. Step 2: Convert to fraction form
   109,780.62/151,498.90 = 59,479.62/x
3. Step 3: Cross multiply
   109,780.62x = 151,498.90 × 59,479.62
4. Step 4: Simplify right side
   109,780.62x = 9,011,097,002.42
5. Step 5: Solve for x
   x = 9,011,097,002.42/109,780.62
6. Step 6: Final answer
   x = 82,082.77