Finding the Third Proportional to 72,921,080 and 112,875,166

Step by Step Solution

1. Step 1: Write the proportion equation
   72,921,080 : 112,875,166 = 112,875,166 : x
2. Step 2: Convert to fraction form
   72,921,080/112,875,166 = 112,875,166/x
3. Step 3: Cross multiply
   72,921,080x = 112,875,166 × 112,875,166
4. Step 4: Simplify right side
   72,921,080x = 12,740,803,099,527,556
5. Step 5: Solve for x
   x = 12,740,803,099,527,556/72,921,080
6. Step 6: Final answer
   x = 174,720,438.86