Finding the Third Proportional to 77,345,253 and 111,854,722.50

Step by Step Solution

1. Step 1: Write the proportion equation
   77,345,253 : 111,854,722.50 = 111,854,722.50 : x
2. Step 2: Convert to fraction form
   77,345,253/111,854,722.50 = 111,854,722.50/x
3. Step 3: Cross multiply
   77,345,253x = 111,854,722.50 × 111,854,722.50
4. Step 4: Simplify right side
   77,345,253x = 12,511,478,945,552,006
5. Step 5: Solve for x
   x = 12,511,478,945,552,006/77,345,253
6. Step 6: Final answer
   x = 161,761,432.80