Finding the Third Proportional to 31,490,924 and 47,072,442

Step by Step Solution

1. Step 1: Write the proportion equation
   31,490,924 : 47,072,442 = 47,072,442 : x
2. Step 2: Convert to fraction form
   31,490,924/47,072,442 = 47,072,442/x
3. Step 3: Cross multiply
   31,490,924x = 47,072,442 × 47,072,442
4. Step 4: Simplify right side
   31,490,924x = 2,215,814,795,843,364
5. Step 5: Solve for x
   x = 2,215,814,795,843,364/31,490,924
6. Step 6: Final answer
   x = 70,363,600.50