Finding the Third Proportional to 19,271.51 and 28,809.74

Step by Step Solution

1. Step 1: Write the proportion equation
   19,271.51 : 28,809.74 = 28,809.74 : x
2. Step 2: Convert to fraction form
   19,271.51/28,809.74 = 28,809.74/x
3. Step 3: Cross multiply
   19,271.51x = 28,809.74 × 28,809.74
4. Step 4: Simplify right side
   19,271.51x = 830,001,019.83
5. Step 5: Solve for x
   x = 830,001,019.83/19,271.51
6. Step 6: Final answer
   x = 43,068.80