Finding the Fourth Proportional to 148,527, 204,976.98 and 81,459

Step by Step Solution

1. Step 1: Write the proportion equation
   148,527 : 204,976.98 = 81,459 : x
2. Step 2: Convert to fraction form
   148,527/204,976.98 = 81,459/x
3. Step 3: Cross multiply
   148,527x = 204,976.98 × 81,459
4. Step 4: Simplify right side
   148,527x = 16,697,219,813.82
5. Step 5: Solve for x
   x = 16,697,219,813.82/148,527
6. Step 6: Final answer
   x = 112,418.75