Finding the Fourth Proportional to 82,878.51, 114,372.36 and 45,152.76

Step by Step Solution

1. Step 1: Write the proportion equation
   82,878.51 : 114,372.36 = 45,152.76 : x
2. Step 2: Convert to fraction form
   82,878.51/114,372.36 = 45,152.76/x
3. Step 3: Cross multiply
   82,878.51x = 114,372.36 × 45,152.76
4. Step 4: Simplify right side
   82,878.51x = 5,164,227,495.95
5. Step 5: Solve for x
   x = 5,164,227,495.95/82,878.51
6. Step 6: Final answer
   x = 62,310.81