Finding the Third Proportional to 11,098,686,388 and 25,897,829,839

Step by Step Solution

1. Step 1: Write the proportion equation
   11,098,686,388 : 25,897,829,839 = 25,897,829,839 : x
2. Step 2: Convert to fraction form
   11,098,686,388/25,897,829,839 = 25,897,829,839/x
3. Step 3: Cross multiply
   11,098,686,388x = 25,897,829,839 × 25,897,829,839
4. Step 4: Simplify right side
   11,098,686,388x = 670,697,590,369,798,717,440
5. Step 5: Solve for x
   x = 670,697,590,369,798,717,440/11,098,686,388
6. Step 6: Final answer
   x = 60,430,357,875.05