Finding the Fourth Proportional to 53,526.89, 73,837.35 and 42,154.49

Step by Step Solution

1. Step 1: Write the proportion equation
   53,526.89 : 73,837.35 = 42,154.49 : x
2. Step 2: Convert to fraction form
   53,526.89/73,837.35 = 42,154.49/x
3. Step 3: Cross multiply
   53,526.89x = 73,837.35 × 42,154.49
4. Step 4: Simplify right side
   53,526.89x = 3,112,575,832.20
5. Step 5: Solve for x
   x = 3,112,575,832.20/53,526.89
6. Step 6: Final answer
   x = 58,149.76