Finding the Fourth Proportional to 92,045.23, 138,068.18 and 28,004.00

Step by Step Solution

1. Step 1: Write the proportion equation
   92,045.23 : 138,068.18 = 28,004.00 : x
2. Step 2: Convert to fraction form
   92,045.23/138,068.18 = 28,004.00/x
3. Step 3: Cross multiply
   92,045.23x = 138,068.18 × 28,004.00
4. Step 4: Simplify right side
   92,045.23x = 3,866,460,482.36
5. Step 5: Solve for x
   x = 3,866,460,482.36/92,045.23
6. Step 6: Final answer
   x = 42,006.10