Finding the Third Proportional to 56,373 and 78,814.50

Step by Step Solution

1. Step 1: Write the proportion equation
   56,373 : 78,814.50 = 78,814.50 : x
2. Step 2: Convert to fraction form
   56,373/78,814.50 = 78,814.50/x
3. Step 3: Cross multiply
   56,373x = 78,814.50 × 78,814.50
4. Step 4: Simplify right side
   56,373x = 6,211,725,410.25
5. Step 5: Solve for x
   x = 6,211,725,410.25/56,373
6. Step 6: Final answer
   x = 110,189.73