Finding the Third Proportional to 31,565,484 and 67,830,276

Step by Step Solution

1. Step 1: Write the proportion equation
   31,565,484 : 67,830,276 = 67,830,276 : x
2. Step 2: Convert to fraction form
   31,565,484/67,830,276 = 67,830,276/x
3. Step 3: Cross multiply
   31,565,484x = 67,830,276 × 67,830,276
4. Step 4: Simplify right side
   31,565,484x = 4,600,946,342,236,176
5. Step 5: Solve for x
   x = 4,600,946,342,236,176/31,565,484
6. Step 6: Final answer
   x = 145,758,776.97