Finding the Fourth Proportional to 133,073.01, 199,667.97 and 69,878.43

Step by Step Solution

1. Step 1: Write the proportion equation
   133,073.01 : 199,667.97 = 69,878.43 : x
2. Step 2: Convert to fraction form
   133,073.01/199,667.97 = 69,878.43/x
3. Step 3: Cross multiply
   133,073.01x = 199,667.97 × 69,878.43
4. Step 4: Simplify right side
   133,073.01x = 13,952,484,264.89
5. Step 5: Solve for x
   x = 13,952,484,264.89/133,073.01
6. Step 6: Final answer
   x = 104,848.34