Finding the Fourth Proportional to 85,075.30, 117,404.40 and 46,838.71

Step by Step Solution

1. Step 1: Write the proportion equation
   85,075.30 : 117,404.40 = 46,838.71 : x
2. Step 2: Convert to fraction form
   85,075.30/117,404.40 = 46,838.71/x
3. Step 3: Cross multiply
   85,075.30x = 117,404.40 × 46,838.71
4. Step 4: Simplify right side
   85,075.30x = 5,499,070,644.32
5. Step 5: Solve for x
   x = 5,499,070,644.32/85,075.30
6. Step 6: Final answer
   x = 64,637.69