Finding the Fourth Proportional to 88,254, 121,706.70 and 58,064.94

Step by Step Solution

1. Step 1: Write the proportion equation
   88,254 : 121,706.70 = 58,064.94 : x
2. Step 2: Convert to fraction form
   88,254/121,706.70 = 58,064.94/x
3. Step 3: Cross multiply
   88,254x = 121,706.70 × 58,064.94
4. Step 4: Simplify right side
   88,254x = 7,066,892,233.10
5. Step 5: Solve for x
   x = 7,066,892,233.10/88,254
6. Step 6: Final answer
   x = 80,074.47