Finding the Third Proportional to 36,068.63 and 78,774.19

Step by Step Solution

1. Step 1: Write the proportion equation
   36,068.63 : 78,774.19 = 78,774.19 : x
2. Step 2: Convert to fraction form
   36,068.63/78,774.19 = 78,774.19/x
3. Step 3: Cross multiply
   36,068.63x = 78,774.19 × 78,774.19
4. Step 4: Simplify right side
   36,068.63x = 6,205,372,616.29
5. Step 5: Solve for x
   x = 6,205,372,616.29/36,068.63
6. Step 6: Final answer
   x = 172,043.50