Finding the Fourth Proportional to 42,975.98, 64,486.65 and 23,250.86

Step by Step Solution

1. Step 1: Write the proportion equation
   42,975.98 : 64,486.65 = 23,250.86 : x
2. Step 2: Convert to fraction form
   42,975.98/64,486.65 = 23,250.86/x
3. Step 3: Cross multiply
   42,975.98x = 64,486.65 × 23,250.86
4. Step 4: Simplify right side
   42,975.98x = 1,499,370,071.02
5. Step 5: Solve for x
   x = 1,499,370,071.02/42,975.98
6. Step 6: Final answer
   x = 34,888.56