Finding the Third Proportional to 53,991.56 and 112,129.31

Step by Step Solution

1. Step 1: Write the proportion equation
   53,991.56 : 112,129.31 = 112,129.31 : x
2. Step 2: Convert to fraction form
   53,991.56/112,129.31 = 112,129.31/x
3. Step 3: Cross multiply
   53,991.56x = 112,129.31 × 112,129.31
4. Step 4: Simplify right side
   53,991.56x = 12,572,982,721.72
5. Step 5: Solve for x
   x = 12,572,982,721.72/53,991.56
6. Step 6: Final answer
   x = 232,869.40