Finding the Fourth Proportional to 57,375,094.65, 86,054,233.59 and 28,221,108.09

Step by Step Solution

1. Step 1: Write the proportion equation
   57,375,094.65 : 86,054,233.59 = 28,221,108.09 : x
2. Step 2: Convert to fraction form
   57,375,094.65/86,054,233.59 = 28,221,108.09/x
3. Step 3: Cross multiply
   57,375,094.65x = 86,054,233.59 × 28,221,108.09
4. Step 4: Simplify right side
   57,375,094.65x = 2,428,545,827,745,499
5. Step 5: Solve for x
   x = 2,428,545,827,745,499/57,375,094.65
6. Step 6: Final answer
   x = 42,327,526.30