Finding the Fourth Proportional to 59,156, 81,528.36 and 49,031.12

Step by Step Solution

1. Step 1: Write the proportion equation
   59,156 : 81,528.36 = 49,031.12 : x
2. Step 2: Convert to fraction form
   59,156/81,528.36 = 49,031.12/x
3. Step 3: Cross multiply
   59,156x = 81,528.36 × 49,031.12
4. Step 4: Simplify right side
   59,156x = 3,997,426,802.56
5. Step 5: Solve for x
   x = 3,997,426,802.56/59,156
6. Step 6: Final answer
   x = 67,574.33