Finding the Fourth Proportional to 93,100.42, 139,649.01 and 22,979.80

Step by Step Solution

1. Step 1: Write the proportion equation
   93,100.42 : 139,649.01 = 22,979.80 : x
2. Step 2: Convert to fraction form
   93,100.42/139,649.01 = 22,979.80/x
3. Step 3: Cross multiply
   93,100.42x = 139,649.01 × 22,979.80
4. Step 4: Simplify right side
   93,100.42x = 3,209,106,320.00
5. Step 5: Solve for x
   x = 3,209,106,320.00/93,100.42
6. Step 6: Final answer
   x = 34,469.30