Finding the Third Proportional to 10,010,989,640 and 13,633,259,133

Step by Step Solution

1. Step 1: Write the proportion equation
   10,010,989,640 : 13,633,259,133 = 13,633,259,133 : x
2. Step 2: Convert to fraction form
   10,010,989,640/13,633,259,133 = 13,633,259,133/x
3. Step 3: Cross multiply
   10,010,989,640x = 13,633,259,133 × 13,633,259,133
4. Step 4: Simplify right side
   10,010,989,640x = 185,865,754,587,527,905,280
5. Step 5: Solve for x
   x = 185,865,754,587,527,905,280/10,010,989,640
6. Step 6: Final answer
   x = 18,566,171,904.21