Finding the Fourth Proportional to 152,123.82, 209,866.59 and 101,839.02

Step by Step Solution

1. Step 1: Write the proportion equation
   152,123.82 : 209,866.59 = 101,839.02 : x
2. Step 2: Convert to fraction form
   152,123.82/209,866.59 = 101,839.02/x
3. Step 3: Cross multiply
   152,123.82x = 209,866.59 × 101,839.02
4. Step 4: Simplify right side
   152,123.82x = 21,372,607,856.34
5. Step 5: Solve for x
   x = 21,372,607,856.34/152,123.82
6. Step 6: Final answer
   x = 140,494.81