Finding the Third Proportional to 1,238,391 and 1,893,064.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,238,391 : 1,893,064.50 = 1,893,064.50 : x
2. Step 2: Convert to fraction form
   1,238,391/1,893,064.50 = 1,893,064.50/x
3. Step 3: Cross multiply
   1,238,391x = 1,893,064.50 × 1,893,064.50
4. Step 4: Simplify right side
   1,238,391x = 3,583,693,201,160.25
5. Step 5: Solve for x
   x = 3,583,693,201,160.25/1,238,391
6. Step 6: Final answer
   x = 2,893,830.14