Finding the Fourth Proportional to 78,457.88, 117,620.48 and 34,051.25

Step by Step Solution

1. Step 1: Write the proportion equation
   78,457.88 : 117,620.48 = 34,051.25 : x
2. Step 2: Convert to fraction form
   78,457.88/117,620.48 = 34,051.25/x
3. Step 3: Cross multiply
   78,457.88x = 117,620.48 × 34,051.25
4. Step 4: Simplify right side
   78,457.88x = 4,005,123,611.24
5. Step 5: Solve for x
   x = 4,005,123,611.24/78,457.88
6. Step 6: Final answer
   x = 51,048.08