Finding the Third Proportional to 79,354,060.50 and 122,569,345.50

Step by Step Solution

1. Step 1: Write the proportion equation
   79,354,060.50 : 122,569,345.50 = 122,569,345.50 : x
2. Step 2: Convert to fraction form
   79,354,060.50/122,569,345.50 = 122,569,345.50/x
3. Step 3: Cross multiply
   79,354,060.50x = 122,569,345.50 × 122,569,345.50
4. Step 4: Simplify right side
   79,354,060.50x = 15,023,244,456,298,370
5. Step 5: Solve for x
   x = 15,023,244,456,298,370/79,354,060.50
6. Step 6: Final answer
   x = 189,319,164.79