Finding the Fourth Proportional to 46,580.46, 69,881.52 and 13,300.98

Step by Step Solution

1. Step 1: Write the proportion equation
   46,580.46 : 69,881.52 = 13,300.98 : x
2. Step 2: Convert to fraction form
   46,580.46/69,881.52 = 13,300.98/x
3. Step 3: Cross multiply
   46,580.46x = 69,881.52 × 13,300.98
4. Step 4: Simplify right side
   46,580.46x = 929,492,699.89
5. Step 5: Solve for x
   x = 929,492,699.89/46,580.46
6. Step 6: Final answer
   x = 19,954.56