Finding the Fourth Proportional to 103,303, 154,980.42 and 29,431

Step by Step Solution

1. Step 1: Write the proportion equation
   103,303 : 154,980.42 = 29,431 : x
2. Step 2: Convert to fraction form
   103,303/154,980.42 = 29,431/x
3. Step 3: Cross multiply
   103,303x = 154,980.42 × 29,431
4. Step 4: Simplify right side
   103,303x = 4,561,228,741.02
5. Step 5: Solve for x
   x = 4,561,228,741.02/103,303
6. Step 6: Final answer
   x = 44,153.88