Finding the Third Proportional to 42,343,746 and 64,732,611

Step by Step Solution

1. Step 1: Write the proportion equation
   42,343,746 : 64,732,611 = 64,732,611 : x
2. Step 2: Convert to fraction form
   42,343,746/64,732,611 = 64,732,611/x
3. Step 3: Cross multiply
   42,343,746x = 64,732,611 × 64,732,611
4. Step 4: Simplify right side
   42,343,746x = 4,190,310,926,877,321
5. Step 5: Solve for x
   x = 4,190,310,926,877,321/42,343,746
6. Step 6: Final answer
   x = 98,959,381.79