Finding the Fourth Proportional to 93,248, 139,894.14 and 30,918.50

Step by Step Solution

1. Step 1: Write the proportion equation
   93,248 : 139,894.14 = 30,918.50 : x
2. Step 2: Convert to fraction form
   93,248/139,894.14 = 30,918.50/x
3. Step 3: Cross multiply
   93,248x = 139,894.14 × 30,918.50
4. Step 4: Simplify right side
   93,248x = 4,325,316,967.59
5. Step 5: Solve for x
   x = 4,325,316,967.59/93,248
6. Step 6: Final answer
   x = 46,385.09