Finding the Third Proportional to 38,865,321 and 58,083,781.50

Step by Step Solution

1. Step 1: Write the proportion equation
   38,865,321 : 58,083,781.50 = 58,083,781.50 : x
2. Step 2: Convert to fraction form
   38,865,321/58,083,781.50 = 58,083,781.50/x
3. Step 3: Cross multiply
   38,865,321x = 58,083,781.50 × 58,083,781.50
4. Step 4: Simplify right side
   38,865,321x = 3,373,725,673,339,742
5. Step 5: Solve for x
   x = 3,373,725,673,339,742/38,865,321
6. Step 6: Final answer
   x = 86,805,552.78