Finding the Fourth Proportional to 93,667.78, 129,222.30 and 61,410.14

Step by Step Solution

1. Step 1: Write the proportion equation
   93,667.78 : 129,222.30 = 61,410.14 : x
2. Step 2: Convert to fraction form
   93,667.78/129,222.30 = 61,410.14/x
3. Step 3: Cross multiply
   93,667.78x = 129,222.30 × 61,410.14
4. Step 4: Simplify right side
   93,667.78x = 7,935,559,534.12
5. Step 5: Solve for x
   x = 7,935,559,534.12/93,667.78
6. Step 6: Final answer
   x = 84,720.27