Finding the Fourth Proportional to 70,953.86, 97,911.86 and 39,123.02

Step by Step Solution

1. Step 1: Write the proportion equation
   70,953.86 : 97,911.86 = 39,123.02 : x
2. Step 2: Convert to fraction form
   70,953.86/97,911.86 = 39,123.02/x
3. Step 3: Cross multiply
   70,953.86x = 97,911.86 × 39,123.02
4. Step 4: Simplify right side
   70,953.86x = 3,830,607,999.60
5. Step 5: Solve for x
   x = 3,830,607,999.60/70,953.86
6. Step 6: Final answer
   x = 53,987.31