Finding the Third Proportional to 27,754.31 and 42,322.50

Step by Step Solution

1. Step 1: Write the proportion equation
   27,754.31 : 42,322.50 = 42,322.50 : x
2. Step 2: Convert to fraction form
   27,754.31/42,322.50 = 42,322.50/x
3. Step 3: Cross multiply
   27,754.31x = 42,322.50 × 42,322.50
4. Step 4: Simplify right side
   27,754.31x = 1,791,194,006.25
5. Step 5: Solve for x
   x = 1,791,194,006.25/27,754.31
6. Step 6: Final answer
   x = 64,537.50