Finding the Fourth Proportional to 70,590,978.16, 97,417,915.60 and 39,230,348.98

Step by Step Solution

1. Step 1: Write the proportion equation
   70,590,978.16 : 97,417,915.60 = 39,230,348.98 : x
2. Step 2: Convert to fraction form
   70,590,978.16/97,417,915.60 = 39,230,348.98/x
3. Step 3: Cross multiply
   70,590,978.16x = 97,417,915.60 × 39,230,348.98
4. Step 4: Simplify right side
   70,590,978.16x = 3,821,738,825,892,185.50
5. Step 5: Solve for x
   x = 3,821,738,825,892,185.50/70,590,978.16
6. Step 6: Final answer
   x = 54,139,196.33