Finding the Fourth Proportional to 133,061.10, 199,648.35 and 69,929.70

Step by Step Solution

1. Step 1: Write the proportion equation
   133,061.10 : 199,648.35 = 69,929.70 : x
2. Step 2: Convert to fraction form
   133,061.10/199,648.35 = 69,929.70/x
3. Step 3: Cross multiply
   133,061.10x = 199,648.35 × 69,929.70
4. Step 4: Simplify right side
   133,061.10x = 13,961,349,221.00
5. Step 5: Solve for x
   x = 13,961,349,221.00/133,061.10
6. Step 6: Final answer
   x = 104,924.35