Finding the Third Proportional to 31,631,088 and 69,063,072

Step by Step Solution

1. Step 1: Write the proportion equation
   31,631,088 : 69,063,072 = 69,063,072 : x
2. Step 2: Convert to fraction form
   31,631,088/69,063,072 = 69,063,072/x
3. Step 3: Cross multiply
   31,631,088x = 69,063,072 × 69,063,072
4. Step 4: Simplify right side
   31,631,088x = 4,769,707,914,077,184
5. Step 5: Solve for x
   x = 4,769,707,914,077,184/31,631,088
6. Step 6: Final answer
   x = 150,791,775.30