Finding the Third Proportional to 28,555,855.50 and 42,897,085.50

Step by Step Solution

1. Step 1: Write the proportion equation
   28,555,855.50 : 42,897,085.50 = 42,897,085.50 : x
2. Step 2: Convert to fraction form
   28,555,855.50/42,897,085.50 = 42,897,085.50/x
3. Step 3: Cross multiply
   28,555,855.50x = 42,897,085.50 × 42,897,085.50
4. Step 4: Simplify right side
   28,555,855.50x = 1,840,159,944,394,310.25
5. Step 5: Solve for x
   x = 1,840,159,944,394,310.25/28,555,855.50
6. Step 6: Final answer
   x = 64,440,721.95