Finding the Fourth Proportional to 13,411,499.76, 18,507,355.32 and 7,609,935.54

Step by Step Solution

1. Step 1: Write the proportion equation
   13,411,499.76 : 18,507,355.32 = 7,609,935.54 : x
2. Step 2: Convert to fraction form
   13,411,499.76/18,507,355.32 = 7,609,935.54/x
3. Step 3: Cross multiply
   13,411,499.76x = 18,507,355.32 × 7,609,935.54
4. Step 4: Simplify right side
   13,411,499.76x = 140,839,781,001,076.06
5. Step 5: Solve for x
   x = 140,839,781,001,076.06/13,411,499.76
6. Step 6: Final answer
   x = 10,501,419.19