Finding the Fourth Proportional to 101,733.80, 152,569.49 and 70,345.55

Step by Step Solution

1. Step 1: Write the proportion equation
   101,733.80 : 152,569.49 = 70,345.55 : x
2. Step 2: Convert to fraction form
   101,733.80/152,569.49 = 70,345.55/x
3. Step 3: Cross multiply
   101,733.80x = 152,569.49 × 70,345.55
4. Step 4: Simplify right side
   101,733.80x = 10,732,584,100.29
5. Step 5: Solve for x
   x = 10,732,584,100.29/101,733.80
6. Step 6: Final answer
   x = 105,496.74