Finding the Fourth Proportional to 13,485,627.23, 18,606,577.43 and 7,684,285.32

Step by Step Solution

1. Step 1: Write the proportion equation
   13,485,627.23 : 18,606,577.43 = 7,684,285.32 : x
2. Step 2: Convert to fraction form
   13,485,627.23/18,606,577.43 = 7,684,285.32/x
3. Step 3: Cross multiply
   13,485,627.23x = 18,606,577.43 × 7,684,285.32
4. Step 4: Simplify right side
   13,485,627.23x = 142,978,249,820,003.06
5. Step 5: Solve for x
   x = 142,978,249,820,003.06/13,485,627.23
6. Step 6: Final answer
   x = 10,602,269.17