Finding the Third Proportional to 918,478,062 and 1,418,328,040.50

Step by Step Solution

1. Step 1: Write the proportion equation
   918,478,062 : 1,418,328,040.50 = 1,418,328,040.50 : x
2. Step 2: Convert to fraction form
   918,478,062/1,418,328,040.50 = 1,418,328,040.50/x
3. Step 3: Cross multiply
   918,478,062x = 1,418,328,040.50 × 1,418,328,040.50
4. Step 4: Simplify right side
   918,478,062x = 2,011,654,430,468,569,600
5. Step 5: Solve for x
   x = 2,011,654,430,468,569,600/918,478,062
6. Step 6: Final answer
   x = 2,190,204,114.50