Finding the Fourth Proportional to 151,776.05, 209,637.32 and 113,705.91

Step by Step Solution

1. Step 1: Write the proportion equation
   151,776.05 : 209,637.32 = 113,705.91 : x
2. Step 2: Convert to fraction form
   151,776.05/209,637.32 = 113,705.91/x
3. Step 3: Cross multiply
   151,776.05x = 209,637.32 × 113,705.91
4. Step 4: Simplify right side
   151,776.05x = 23,837,001,672.03
5. Step 5: Solve for x
   x = 23,837,001,672.03/151,776.05
6. Step 6: Final answer
   x = 157,053.78