Finding the Fourth Proportional to 133,060,608.10, 199,590,912.15 and 64,946,995.30

Step by Step Solution

1. Step 1: Write the proportion equation
   133,060,608.10 : 199,590,912.15 = 64,946,995.30 : x
2. Step 2: Convert to fraction form
   133,060,608.10/199,590,912.15 = 64,946,995.30/x
3. Step 3: Cross multiply
   133,060,608.10x = 199,590,912.15 × 64,946,995.30
4. Step 4: Simplify right side
   133,060,608.10x = 12,962,830,033,328,762
5. Step 5: Solve for x
   x = 12,962,830,033,328,762/133,060,608.10
6. Step 6: Final answer
   x = 97,420,492.95