Finding the Third Proportional to 17,428,726 and 38,297,090

Step by Step Solution

1. Step 1: Write the proportion equation
   17,428,726 : 38,297,090 = 38,297,090 : x
2. Step 2: Convert to fraction form
   17,428,726/38,297,090 = 38,297,090/x
3. Step 3: Cross multiply
   17,428,726x = 38,297,090 × 38,297,090
4. Step 4: Simplify right side
   17,428,726x = 1,466,667,102,468,100
5. Step 5: Solve for x
   x = 1,466,667,102,468,100/17,428,726
6. Step 6: Final answer
   x = 84,152,284.14