Finding the Fourth Proportional to 19,308.00, 28,897.71 and 14,602.07

Step by Step Solution

1. Step 1: Write the proportion equation
   19,308.00 : 28,897.71 = 14,602.07 : x
2. Step 2: Convert to fraction form
   19,308.00/28,897.71 = 14,602.07/x
3. Step 3: Cross multiply
   19,308.00x = 28,897.71 × 14,602.07
4. Step 4: Simplify right side
   19,308.00x = 421,966,483.88
5. Step 5: Solve for x
   x = 421,966,483.88/19,308.00
6. Step 6: Final answer
   x = 21,854.49