Finding the Fourth Proportional to 105,308.51, 157,970.93 and 35,188.07

Step by Step Solution

1. Step 1: Write the proportion equation
   105,308.51 : 157,970.93 = 35,188.07 : x
2. Step 2: Convert to fraction form
   105,308.51/157,970.93 = 35,188.07/x
3. Step 3: Cross multiply
   105,308.51x = 157,970.93 × 35,188.07
4. Step 4: Simplify right side
   105,308.51x = 5,558,691,966.86
5. Step 5: Solve for x
   x = 5,558,691,966.86/105,308.51
6. Step 6: Final answer
   x = 52,784.83