Finding the Third Proportional to 31,958,924 and 69,881,800

Step by Step Solution

1. Step 1: Write the proportion equation
   31,958,924 : 69,881,800 = 69,881,800 : x
2. Step 2: Convert to fraction form
   31,958,924/69,881,800 = 69,881,800/x
3. Step 3: Cross multiply
   31,958,924x = 69,881,800 × 69,881,800
4. Step 4: Simplify right side
   31,958,924x = 4,883,465,971,240,000
5. Step 5: Solve for x
   x = 4,883,465,971,240,000/31,958,924
6. Step 6: Final answer
   x = 152,804,455.22