Finding the Fourth Proportional to 98,892.47, 148,436.17 and 70,461.01

Step by Step Solution

1. Step 1: Write the proportion equation
   98,892.47 : 148,436.17 = 70,461.01 : x
2. Step 2: Convert to fraction form
   98,892.47/148,436.17 = 70,461.01/x
3. Step 3: Cross multiply
   98,892.47x = 148,436.17 × 70,461.01
4. Step 4: Simplify right side
   98,892.47x = 10,458,961,716.55
5. Step 5: Solve for x
   x = 10,458,961,716.55/98,892.47
6. Step 6: Final answer
   x = 105,760.95