Finding the Third Proportional to 53,600.63 and 78,796.13

Step by Step Solution

1. Step 1: Write the proportion equation
   53,600.63 : 78,796.13 = 78,796.13 : x
2. Step 2: Convert to fraction form
   53,600.63/78,796.13 = 78,796.13/x
3. Step 3: Cross multiply
   53,600.63x = 78,796.13 × 78,796.13
4. Step 4: Simplify right side
   53,600.63x = 6,208,829,315.02
5. Step 5: Solve for x
   x = 6,208,829,315.02/53,600.63
6. Step 6: Final answer
   x = 115,835.02