Finding the Third Proportional to 28,919,943 and 42,271,598.25

Step by Step Solution

1. Step 1: Write the proportion equation
   28,919,943 : 42,271,598.25 = 42,271,598.25 : x
2. Step 2: Convert to fraction form
   28,919,943/42,271,598.25 = 42,271,598.25/x
3. Step 3: Cross multiply
   28,919,943x = 42,271,598.25 × 42,271,598.25
4. Step 4: Simplify right side
   28,919,943x = 1,786,888,018,609,403
5. Step 5: Solve for x
   x = 1,786,888,018,609,403/28,919,943
6. Step 6: Final answer
   x = 61,787,397.67