Finding the Fourth Proportional to 526,958.59, 790,459.76 and 152,981.59

Step by Step Solution

1. Step 1: Write the proportion equation
   526,958.59 : 790,459.76 = 152,981.59 : x
2. Step 2: Convert to fraction form
   526,958.59/790,459.76 = 152,981.59/x
3. Step 3: Cross multiply
   526,958.59x = 790,459.76 × 152,981.59
4. Step 4: Simplify right side
   526,958.59x = 120,925,793,274.42
5. Step 5: Solve for x
   x = 120,925,793,274.42/526,958.59
6. Step 6: Final answer
   x = 229,478.74