Finding the Fourth Proportional to 58,018,493.89, 86,997,791.76 and 17,072,611.57

Step by Step Solution

1. Step 1: Write the proportion equation
   58,018,493.89 : 86,997,791.76 = 17,072,611.57 : x
2. Step 2: Convert to fraction form
   58,018,493.89/86,997,791.76 = 17,072,611.57/x
3. Step 3: Cross multiply
   58,018,493.89x = 86,997,791.76 × 17,072,611.57
4. Step 4: Simplify right side
   58,018,493.89x = 1,485,279,506,166,226.75
5. Step 5: Solve for x
   x = 1,485,279,506,166,226.75/58,018,493.89
6. Step 6: Final answer
   x = 25,600,104.49