Finding the Fourth Proportional to 106,705.91, 147,274.52 and 70,343.52

Step by Step Solution

1. Step 1: Write the proportion equation
   106,705.91 : 147,274.52 = 70,343.52 : x
2. Step 2: Convert to fraction form
   106,705.91/147,274.52 = 70,343.52/x
3. Step 3: Cross multiply
   106,705.91x = 147,274.52 × 70,343.52
4. Step 4: Simplify right side
   106,705.91x = 10,359,807,791.39
5. Step 5: Solve for x
   x = 10,359,807,791.39/106,705.91
6. Step 6: Final answer
   x = 97,087.48