Finding the Third Proportional to 56,615,188.50 and 123,828,031.50

Step by Step Solution

1. Step 1: Write the proportion equation
   56,615,188.50 : 123,828,031.50 = 123,828,031.50 : x
2. Step 2: Convert to fraction form
   56,615,188.50/123,828,031.50 = 123,828,031.50/x
3. Step 3: Cross multiply
   56,615,188.50x = 123,828,031.50 × 123,828,031.50
4. Step 4: Simplify right side
   56,615,188.50x = 15,333,381,385,164,992
5. Step 5: Solve for x
   x = 15,333,381,385,164,992/56,615,188.50
6. Step 6: Final answer
   x = 270,835,120.25