Finding the Third Proportional to 30,427,418 and 67,657,972

Step by Step Solution

1. Step 1: Write the proportion equation
   30,427,418 : 67,657,972 = 67,657,972 : x
2. Step 2: Convert to fraction form
   30,427,418/67,657,972 = 67,657,972/x
3. Step 3: Cross multiply
   30,427,418x = 67,657,972 × 67,657,972
4. Step 4: Simplify right side
   30,427,418x = 4,577,601,175,152,784
5. Step 5: Solve for x
   x = 4,577,601,175,152,784/30,427,418
6. Step 6: Final answer
   x = 150,443,300.02