Finding the Fourth Proportional to 114,856.90, 158,491.29 and 64,554.82

Step by Step Solution

1. Step 1: Write the proportion equation
   114,856.90 : 158,491.29 = 64,554.82 : x
2. Step 2: Convert to fraction form
   114,856.90/158,491.29 = 64,554.82/x
3. Step 3: Cross multiply
   114,856.90x = 158,491.29 × 64,554.82
4. Step 4: Simplify right side
   114,856.90x = 10,231,376,697.52
5. Step 5: Solve for x
   x = 10,231,376,697.52/114,856.90
6. Step 6: Final answer
   x = 89,079.34