Finding the Fourth Proportional to 151,276, 208,760.88 and 84,212.32

Step by Step Solution

1. Step 1: Write the proportion equation
   151,276 : 208,760.88 = 84,212.32 : x
2. Step 2: Convert to fraction form
   151,276/208,760.88 = 84,212.32/x
3. Step 3: Cross multiply
   151,276x = 208,760.88 × 84,212.32
4. Step 4: Simplify right side
   151,276x = 17,580,238,030.04
5. Step 5: Solve for x
   x = 17,580,238,030.04/151,276
6. Step 6: Final answer
   x = 116,213.00