Finding the Third Proportional to 31,516,762 and 69,012,236

Step by Step Solution

1. Step 1: Write the proportion equation
   31,516,762 : 69,012,236 = 69,012,236 : x
2. Step 2: Convert to fraction form
   31,516,762/69,012,236 = 69,012,236/x
3. Step 3: Cross multiply
   31,516,762x = 69,012,236 × 69,012,236
4. Step 4: Simplify right side
   31,516,762x = 4,762,688,717,719,696
5. Step 5: Solve for x
   x = 4,762,688,717,719,696/31,516,762
6. Step 6: Final answer
   x = 151,116,054.30