Finding the Fourth Proportional to 52,488,085.45, 78,732,128.18 and 48,023,981.05

Step by Step Solution

1. Step 1: Write the proportion equation
   52,488,085.45 : 78,732,128.18 = 48,023,981.05 : x
2. Step 2: Convert to fraction form
   52,488,085.45/78,732,128.18 = 48,023,981.05/x
3. Step 3: Cross multiply
   52,488,085.45x = 78,732,128.18 × 48,023,981.05
4. Step 4: Simplify right side
   52,488,085.45x = 3,781,030,231,502,370.50
5. Step 5: Solve for x
   x = 3,781,030,231,502,370.50/52,488,085.45
6. Step 6: Final answer
   x = 72,035,971.58