Finding the Fourth Proportional to 127,066.95, 190,551.99 and 42,804.51

Step by Step Solution

1. Step 1: Write the proportion equation
   127,066.95 : 190,551.99 = 42,804.51 : x
2. Step 2: Convert to fraction form
   127,066.95/190,551.99 = 42,804.51/x
3. Step 3: Cross multiply
   127,066.95x = 190,551.99 × 42,804.51
4. Step 4: Simplify right side
   127,066.95x = 8,156,484,561.47
5. Step 5: Solve for x
   x = 8,156,484,561.47/127,066.95
6. Step 6: Final answer
   x = 64,190.45