Finding the Third Proportional to 11,918,016,351 and 25,547,164,742.25

Step by Step Solution

1. Step 1: Write the proportion equation
   11,918,016,351 : 25,547,164,742.25 = 25,547,164,742.25 : x
2. Step 2: Convert to fraction form
   11,918,016,351/25,547,164,742.25 = 25,547,164,742.25/x
3. Step 3: Cross multiply
   11,918,016,351x = 25,547,164,742.25 × 25,547,164,742.25
4. Step 4: Simplify right side
   11,918,016,351x = 652,657,626,367,661,572,096
5. Step 5: Solve for x
   x = 652,657,626,367,661,572,096/11,918,016,351
6. Step 6: Final answer
   x = 54,762,269,755.81