Finding the Third Proportional to 19,648,223,250 and 42,739,018,374

Step by Step Solution

1. Step 1: Write the proportion equation
   19,648,223,250 : 42,739,018,374 = 42,739,018,374 : x
2. Step 2: Convert to fraction form
   19,648,223,250/42,739,018,374 = 42,739,018,374/x
3. Step 3: Cross multiply
   19,648,223,250x = 42,739,018,374 × 42,739,018,374
4. Step 4: Simplify right side
   19,648,223,250x = 1,826,623,691,573,109,719,040
5. Step 5: Solve for x
   x = 1,826,623,691,573,109,719,040/19,648,223,250
6. Step 6: Final answer
   x = 92,966,354,684.16