Finding the Third Proportional to 17,612,959 and 35,721,153

Step by Step Solution

1. Step 1: Write the proportion equation
   17,612,959 : 35,721,153 = 35,721,153 : x
2. Step 2: Convert to fraction form
   17,612,959/35,721,153 = 35,721,153/x
3. Step 3: Cross multiply
   17,612,959x = 35,721,153 × 35,721,153
4. Step 4: Simplify right side
   17,612,959x = 1,276,000,771,649,409
5. Step 5: Solve for x
   x = 1,276,000,771,649,409/17,612,959
6. Step 6: Final answer
   x = 72,446,700.84